initial commit / add all books

15 files changed, 245 insertions, 0 deletions

diff --git a/273/CH15/EX15.1/ex15_1.sce b/273/CH15/EX15.1/ex15_1.sce
new file mode 100755
index 000000000..0f77cb712
--- /dev/null
+++ b/273/CH15/EX15.1/ex15_1.sce
@@ -0,0 +1,15 @@
+clc;clear;

+//Example 15.1

+//calculation of binding energy per nucleon

+

+//given values

+Mp=1.00814;//mass of proton in amu

+Mn=1.008665;//mass of nucleon in amu

+M=7.01822;//mass of Lithium nucleus in amu

+amu=931;//amu in MeV

+n=7-3;//no of neutrons in lithium nucleus

+

+//calculation

+ET=(3*Mp+4*Mn-M)*amu;//total binding energy in MeV

+E=ET/7;//7 1s the mass number

+disp(E,'Binding energy per nucleon in MeV is');

diff --git a/273/CH15/EX15.10/ex15_10.sce b/273/CH15/EX15.10/ex15_10.sce
new file mode 100755
index 000000000..598f808e7
--- /dev/null
+++ b/273/CH15/EX15.10/ex15_10.sce
@@ -0,0 +1,16 @@
+clc;clear;

+//Example 15.10

+//calculation of crosssection

+

+//given values

+t=.01*10^-3;//thickness in m

+n=10^13;//no of protons bombarding target per s

+NA=6.02*10^26;//avogadro's number

+M=7;//atomic mass of lithium in kg

+d=500;//density of lithium in kg/m^3

+n0=10^8;//no of neutrons produced per s

+//calculation

+n1=d*NA/M;//no of target nuclei per unit volume

+n2=n1*t;//no of target nuclei per area

+A=n0/(n*n2);

+disp(A,'crosssection(in m^2) for this reaction is');
\ No newline at end of file
diff --git a/273/CH15/EX15.11/ex15_11.sce b/273/CH15/EX15.11/ex15_11.sce
new file mode 100755
index 000000000..ae4f9d461
--- /dev/null
+++ b/273/CH15/EX15.11/ex15_11.sce
@@ -0,0 +1,16 @@
+clc;clear;

+//Example 15.11

+//calculation of final energy 

+

+//given values

+B=.4;//max magnetic field in Wb/m^2

+c=3*10^8;

+e=1.6*10^-19;

+d=1.52;//diametre in m

+r=d/2;

+

+//calculation

+E=B*e*r*c;//E=pc,p=mv=Ber

+disp(E,'final energy of e(in J) is');

+E1=(E/e)/10^6;

+disp(E1,'final energy of e (in MeV) is');
\ No newline at end of file
diff --git a/273/CH15/EX15.12/ex15_12.sce b/273/CH15/EX15.12/ex15_12.sce
new file mode 100755
index 000000000..e037f0b5e
--- /dev/null
+++ b/273/CH15/EX15.12/ex15_12.sce
@@ -0,0 +1,17 @@
+clc;clear;

+//Example 15.12

+//calculation of amount of fuel

+

+//given values

+P=100*10^6;//power required by city

+M=235;//atomic mass of Uranium in g

+e=20/100;//conversion efficiency

+NA=6.02*10^26;//avogadros number

+E=200*10^6*1.6*10^-19;//energy released per fission

+t=8.64*10^4;//day in seconds

+

+

+//calculation

+E1=P*t;//energy requirement

+m=E1*M/(NA*e*E);//no of nuclei N=NA*m/M,energy released by m kg is N*E,energy requirement=e*N*E

+disp(m,'amount of fuel(in kg) required is');
\ No newline at end of file
diff --git a/273/CH15/EX15.13/ex15_13.sce b/273/CH15/EX15.13/ex15_13.sce
new file mode 100755
index 000000000..7deb80020
--- /dev/null
+++ b/273/CH15/EX15.13/ex15_13.sce
@@ -0,0 +1,18 @@
+clc;clear;

+//Example 15.13

+//calculation of power output

+

+//given values

+M=235;//atomic mass of Uranium in kg

+e=5/100;//reactor efficiency

+m=25/1000;//amount of uranium consumed per day in kg

+E=200*10^6*1.6*10^-19;//energy released per fission

+t=8.64*10^4;//day in seconds

+NA=6.02*10^26;//avogadros number

+

+//calculation

+n=NA*m/M;//no of nuclei in 25g

+E1=n*E;//energy produced by n nuclei

+E2=E1*e;//energy converted to power

+P=E2/t;//power output in Watt

+disp(P/10^6,'power output in MW is');
\ No newline at end of file
diff --git a/273/CH15/EX15.14/ex15_14.sce b/273/CH15/EX15.14/ex15_14.sce
new file mode 100755
index 000000000..9a9364cd4
--- /dev/null
+++ b/273/CH15/EX15.14/ex15_14.sce
@@ -0,0 +1,16 @@
+clc;clear;

+//Example 15.14

+//calculation of power developed

+

+//given values

+M=235;//atomic mass of Uranium in kg

+m=20.4;//amount of uranium consumed per day in kg

+E=200*10^6*1.6*10^-19;//energy released per fission

+t=3600*1000;//time of operation

+NA=6.02*10^26;//avogadros number

+

+//calculation

+n=NA*m/M;//no of nuclei in 20.4kg

+E1=n*E;//energy produced by n nuclei

+P=E1/t;//in Watt

+disp(P/10^6,'power developed in MW is');
\ No newline at end of file
diff --git a/273/CH15/EX15.15/ex15_15.sce b/273/CH15/EX15.15/ex15_15.sce
new file mode 100755
index 000000000..39bfc181a
--- /dev/null
+++ b/273/CH15/EX15.15/ex15_15.sce
@@ -0,0 +1,21 @@
+clc;clear;

+//Example 15.15

+//calculation of amount of dueterium consumed

+

+//given values

+M1=2.01478;//atomic mass of Hydrogen in amu

+M2=4.00388;//atomic mass of Helium in amu

+amu=931;//amu in MeV

+e=30/100;//efficiency

+P=50*10^6;//output power

+NA=6.026*10^26;//avogadro number

+t=8.64*10^4;//seconds in a day

+

+//calculation

+Q=(2*M1-M2)*amu;//energy released in a D-D reaction in MeV

+O=Q*e*10^6/2;//actual output per dueterium atom in eV

+n=P/(O*1.6*10^-19);//no of D atoms required

+m=n*M1/NA;//equivalent mass of D required per s

+X=m*t;

+

+disp(X,'Deuterium requirement per day in kg is');

diff --git a/273/CH15/EX15.2/ex15_2.sce b/273/CH15/EX15.2/ex15_2.sce
new file mode 100755
index 000000000..25e14a0dc
--- /dev/null
+++ b/273/CH15/EX15.2/ex15_2.sce
@@ -0,0 +1,17 @@
+clc;clear;

+//Example 15.2

+//calculation of energy 

+

+//given values

+M1=15.00001;//atomic mass of N15 in amu

+M2=15.0030;//atomic mass of O15 in amu

+M3=15.9949;//atomic mass of O16 in amu

+amu=931.4;//amu in MeV

+mp=1.0072766;//restmass of proton

+mn=1.0086654;//restmass of neutron

+

+//calculation

+Q1=(M3-mp-M1)*amu;

+disp(Q1,'energy required to remove one proton from O16 is');

+Q2=(M3-mn-M2)*amu;

+disp(Q2,'energy required to remove one neutron from O16 is');

diff --git a/273/CH15/EX15.3/ex15_3.sce b/273/CH15/EX15.3/ex15_3.sce
new file mode 100755
index 000000000..8398696a6
--- /dev/null
+++ b/273/CH15/EX15.3/ex15_3.sce
@@ -0,0 +1,15 @@
+clc;clear;

+//Example 15.3

+//calculation of binding energy 

+

+//given values

+Mp=1.00758;//mass of proton in amu

+Mn=1.00897;//mass of nucleon in amu

+M=4.0028;//mass of Helium nucleus in amu

+amu=931.4;//amu in MeV

+

+//calculation

+E1=(2*Mp+2*Mn-M)*amu;//total binding energy

+disp(E1,'Binding energy in MeV is');

+E2=E1*10^6*1.6*10^-19;

+disp(E2,'binding energy in Joule is');

diff --git a/273/CH15/EX15.4/ex15_4.sce b/273/CH15/EX15.4/ex15_4.sce
new file mode 100755
index 000000000..59a8ebbba
--- /dev/null
+++ b/273/CH15/EX15.4/ex15_4.sce
@@ -0,0 +1,15 @@
+clc;clear;

+//Example 15.4

+//calculation of amount of unchanged material

+

+//given values

+T=2;//half life in years

+k=.6931/T;//decay constant

+M=4.0028;//mass of Helium nucleus in amu

+amu=931.4;//amu in MeV

+No=1;//initial amount in g

+

+//calculation

+N=No*(%e^(-k*2*T));

+disp(N,'amount of material remaining unchanged after four years(in gram) is');

+

diff --git a/273/CH15/EX15.5/ex15_5.sce b/273/CH15/EX15.5/ex15_5.sce
new file mode 100755
index 000000000..a45cc8c5c
--- /dev/null
+++ b/273/CH15/EX15.5/ex15_5.sce
@@ -0,0 +1,15 @@
+clc;clear;

+//Example 15.5

+//calculation of amount of halflife

+

+//given values

+t=5;//time period in years

+amu=931.4;//amu in MeV

+No=5;//initial amount in g

+N=5-(10.5*10^-3);//amount present after 5 years

+

+

+//calculation

+k=log(N/No)/t;//decay constant

+T=-.693/k;

+disp(T,'halflife in years is');
\ No newline at end of file
diff --git a/273/CH15/EX15.6/ex15_6.sce b/273/CH15/EX15.6/ex15_6.sce
new file mode 100755
index 000000000..904dca25e
--- /dev/null
+++ b/273/CH15/EX15.6/ex15_6.sce
@@ -0,0 +1,16 @@
+clc;clear;

+//Example 15.6

+//calculation of activity

+

+//given values

+t=28;//half life in years

+m=10^-3;//mass of sample

+M=90;//atomic mass of strontium

+NA=6.02*10^26;//avogadro's number

+

+

+//calculation

+n=m*NA/M;//no of nuclei in 1 mg sample

+k=.693/(t*365*24*60*60);//decay constant

+A=k*n;

+disp(A,'activity of sample(in disintegrations per second) is');
\ No newline at end of file
diff --git a/273/CH15/EX15.7/ex15_7.sce b/273/CH15/EX15.7/ex15_7.sce
new file mode 100755
index 000000000..6e6919477
--- /dev/null
+++ b/273/CH15/EX15.7/ex15_7.sce
@@ -0,0 +1,18 @@
+clc;clear;

+//Example 15.7

+//calculation of age of mineral

+

+//given values

+t=4.5*10^9;//half life in years

+M1=238;//atomic mass of Uranium in g

+m=.093;//mass of lead in 1 g of uranium in g

+NA=6.02*10^26;//avogadro's number

+M2=206;//atomic mass of lead in g

+

+//calculation

+n=NA/M1;//no of nuclei in 1 g of uranium sample

+n1=m*NA/M2;//no of nuclei in m mass of lead

+c=n1/n;

+k=.693/t;//decay constant

+T=(1/k)*log(1+c);

+disp(T,'age of mineral in years is');
\ No newline at end of file
diff --git a/273/CH15/EX15.8/ex15_8.sce b/273/CH15/EX15.8/ex15_8.sce
new file mode 100755
index 000000000..9391d2566
--- /dev/null
+++ b/273/CH15/EX15.8/ex15_8.sce
@@ -0,0 +1,16 @@
+clc;clear;

+//Example 15.8

+//calculation of age of wooden piece

+

+//given values

+t=5730;//half life of C14 in years

+M1=50;//mass of wooden piece in g

+A1=320;//activity of wooden piece (disintegration per minute per g)

+A2=12;//activity of living tree

+

+//calculation

+k=.693/t;//decay constant

+A=A1/M1;//activity after death

+

+T=(1/k)*log(A2/A);

+disp(T,'age of mineral in years is');
\ No newline at end of file
diff --git a/273/CH15/EX15.9/ex15_9.sce b/273/CH15/EX15.9/ex15_9.sce
new file mode 100755
index 000000000..2c197fb23
--- /dev/null
+++ b/273/CH15/EX15.9/ex15_9.sce
@@ -0,0 +1,14 @@
+clc;clear;

+//Example 15.9

+//calculation of energy released

+

+//given values

+M1=10.016125;//atomic mass of Boron in amu

+M2=13.007440;//atomic mass of C13 in amu

+M3=4.003874;//atomic mass of Helium in amu

+mp=1.008146;//mass of proton in amu

+amu=931;//amu in MeV

+

+//calculation

+Q=(M1+M3-(M2+mp))*amu;//total binding energy in M

+disp(Q,'Binding energy per nucleon in MeV is');